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.. SPDX-License-Identifier: GPL-2.0
====================
mlx5 devlink support
====================
This document describes the devlink features implemented by the ``mlx5``
device driver.
Parameters
==========
.. list-table:: Generic parameters implemented
* - Name
- Mode
* - ``enable_roce``
- driverinit
The ``mlx5`` driver also implements the following driver-specific
parameters.
.. list-table:: Driver-specific parameters implemented
:widths: 5 5 5 85
* - Name
- Type
- Mode
- Description
* - ``flow_steering_mode``
- string
- runtime
- Controls the flow steering mode of the driver
* ``dmfs`` Device managed flow steering. In DMFS mode, the HW
steering entities are created and managed through firmware.
* ``smfs`` Software managed flow steering. In SMFS mode, the HW
steering entities are created and manage through the driver without
firmware intervention.
The ``mlx5`` driver supports reloading via ``DEVLINK_CMD_RELOAD``
Info versions
=============
The ``mlx5`` driver reports the following versions
.. list-table:: devlink info versions implemented
:widths: 5 5 90
* - Name
- Type
- Description
* - ``fw.psid``
- fixed
- Used to represent the board id of the device.
* - ``fw.version``
- stored, running
- Three digit major.minor.subminor firmware version number.
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